Answer:
To scare the reader about the disease, to inform the reader about the disease and to persuade the reader to agree with his views.
The answer is false because laws enforcing workplace safety did not show up until 1970.
Answer:
Mesopotamia is situated in between the Tigris and Euphrates river, and is thus suitable for civilization.
Explanation:
Most, if not all early civilizations started near a river or body of fresh water. Reason being, these bodies of water contained the necessary requirements for human life to thrive. It gave people water, food, and was even useful for farming, as the floods would bring about fertile soil once the waters receeded.
A little tidbit:
This is also why Mesopotamia is directly translated as "Between two rivers".
Nomadic peoples of the steppes including the Uighurs, the Jurchens (Manchu), the Kazakhs, the Mongols, and the Xiongnu in the north and west of China borders on desert and range-lands. They were the nomadic invaders who controlled and contributed to the collapse of the Han Chinese between 206 BCE and 221 CE in China. The nomadic people controlled the extremely valuable Silk Road trade routes making them unfit to travel which were vital to the success of Chinese governments resulting in an adverse effect to the economy. During the prosperous times, the settled agricultural people of China paid tribute to the troublesome nomads or hired them to provide security from the other tribes while the Emperors offered Chinese princesses as brides to the "Barbarian" rulers to preserve peace.
It affects how we vote, Americans today are divided, if they are Republican, or Democrat, which in return has America focused on arguing, rather then actually working together, and fixing what need to be fixed.